40153 has 2 divisors, whose sum is σ = 40154. Its totient is φ = 40152.

The previous prime is 40151. The next prime is 40163. The reversal of 40153 is 35104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34969 + 5184 = 187^2 + 72^2 .

It is a cyclic number.

It is not a de Polignac number, because 40153 - 2¹ = 40151 is a prime.

It is a super-2 number, since 2×40153² = 3224526818, which contains 22 as substring.

Together with 40151, it forms a pair of twin primes.

40153 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (40151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20076 + 20077.

It is an arithmetic number, because the mean of its divisors is an integer number (20077).

2⁴⁰¹⁵³ is an apocalyptic number.

It is an amenable number.

40153 is a deficient number, since it is larger than the sum of its proper divisors (1).

40153 is an equidigital number, since it uses as much as digits as its factorization.

40153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 40153 is about 200.3821349322. The cubic root of 40153 is about 34.2430678424.

Adding to 40153 its reverse (35104), we get a palindrome (75257).

It can be divided in two parts, 401 and 53, that added together give a palindrome (454).

The spelling of 40153 in words is "forty thousand, one hundred fifty-three".